题目内容
He _______ a number of books about the subject in the library before he gave his speech.
A. referred B. looked into
C. consulted D. looked up
解析:选C。考查词义辨析及用法。句意:在演讲之前就这个话题他在图书馆里查阅了大量的书籍。refer常用在refer to结构中;look into调查;consult参考,查阅;look up通常指查阅的具体内容。
练习册系列答案
相关题目